Overview

overview

10

Static

static

3

f1b8bdd10e...4d.exe

windows7-x64

10

f1b8bdd10e...4d.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    f1b8bdd10e56f689fa6e72296783988c0d1cfb08a5ea8326e3c9b2f3b21aa54d

  • Size

    1.3MB

  • Sample

    240919-dvr8daydkl

  • MD5

    dd9ffb4131979563114d76d3f29d3ade

  • SHA1

    186c39ca581af4dbcc453bfce670fec2cc7000fc

  • SHA256

    f1b8bdd10e56f689fa6e72296783988c0d1cfb08a5ea8326e3c9b2f3b21aa54d

  • SHA512

    23efb41799ce01cb7d46c62a2676a50c9c7852bc81679c45d2c8b1a2c8a21de1d84cdbd909322cb07cb428ed7ea7e42e8845853a9179c9ff5b62ef554d303b67

  • SSDEEP

    24576:mQvr4B9f01ZmQvrb91v92W9C05wkEPSOdKkrzEoxrC9toC9Dq9onk8:mQkB9f0VP91v92W805IPSOdKgzEoxrl0

Score
10/10
berbewbackdoordiscoverypersistence

Malware Config

Extracted

Family

berbew

C2

http://viruslist.com/wcmd.txt

http://viruslist.com/ppslog.php

http://viruslist.com/piplog.php?%s:%i:%i:%s:%09u:%i:%02d:%02d:%02d

Targets

    • Target

      f1b8bdd10e56f689fa6e72296783988c0d1cfb08a5ea8326e3c9b2f3b21aa54d

    • Size

      1.3MB

    • MD5

      dd9ffb4131979563114d76d3f29d3ade

    • SHA1

      186c39ca581af4dbcc453bfce670fec2cc7000fc

    • SHA256

      f1b8bdd10e56f689fa6e72296783988c0d1cfb08a5ea8326e3c9b2f3b21aa54d

    • SHA512

      23efb41799ce01cb7d46c62a2676a50c9c7852bc81679c45d2c8b1a2c8a21de1d84cdbd909322cb07cb428ed7ea7e42e8845853a9179c9ff5b62ef554d303b67

    • SSDEEP

      24576:mQvr4B9f01ZmQvrb91v92W9C05wkEPSOdKkrzEoxrC9toC9Dq9onk8:mQkB9f0VP91v92W805IPSOdKgzEoxrl0

    Score
    10/10
    berbewbackdoordiscoverypersistence

    • Adds autorun key to be loaded by Explorer.exe on startup

      persistence

    • Berbew

      Berbew is a backdoor written in C++.

      backdoorberbew

    • Executes dropped EXE

    • Loads dropped DLL

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks